search_langcode_test.module

<?php

/**
 * @file
 * Test module setting up two tests, one for checking if the entity $langcode is
 * being passed on and another one sets up the alternate verb forms for the
 * stemming test.
 */

/**
 * Implements hook_search_preprocess().
 */
function search_langcode_test_search_preprocess($text, $langcode = NULL) {
  if (isset($langcode) && $langcode == 'en') {

    // Add the alternate verb forms for the word "testing".
    if ($text == 'we are testing') {
      $text .= ' test tested';
    }
    else {
      drupal_set_message('Langcode Preprocess Test: ' . $langcode);
    }
  }
  elseif (isset($langcode)) {
    drupal_set_message('Langcode Preprocess Test: ' . $langcode);
  }
  return $text;
}